SOLUTION: How do I find the inverse of -3x^2 + 7? Please help!

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Question 173309: How do I find the inverse of -3x^2 + 7?
Please help!
Answer by Mathtut(3670) About Me  (Show Source):
You can put this solution on YOUR website!
y=-3x%5E2%2B7 you simply replace all y's with x and all x's with y
:
x=-3y%5E2%2B7----->-3y%5E2=x-7--->y^2=-x/3+7/3y=sqrt%28%28-x%2B7%29%2F3%29